7297380

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{571}}^1$

素因数の和:657

約数の個数: 72

約数和(自身を含む): 22486464

約数和(自身を除く): 15189084

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 71, 90, 142, 180, 213, 284, 355, 426, 571, 639, 710, 852, 1065, 1142, 1278, 1420, 1713, 2130, 2284, 2556, 2855, 3195, 3426, 4260, 5139, 5710, 6390, 6852, 8565, 10278, 11420, 12780, 17130, 20556, 25695, 34260, 40541, 51390, 81082, 102780, 121623, 162164, 202705, 243246, 364869, 405410, 486492, 608115, 729738, 810820, 1216230, 1459476, 1824345, 2432460, 3648690, 7297380]

約数ペア:

[(1, 7297380), (2, 3648690), (3, 2432460), (4, 1824345), (5, 1459476), (6, 1216230), (9, 810820), (10, 729738), (12, 608115), (15, 486492), (18, 405410), (20, 364869), (30, 243246), (36, 202705), (45, 162164), (60, 121623), (71, 102780), (90, 81082), (142, 51390), (180, 40541), (213, 34260), (284, 25695), (355, 20556), (426, 17130), (571, 12780), (639, 11420), (710, 10278), (852, 8565), (1065, 6852), (1142, 6390), (1278, 5710), (1420, 5139), (1713, 4260), (2130, 3426), (2284, 3195), (2556, 2855)]